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Improve services monitoring

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Alexandre
2025-02-04 21:00:42 +01:00
committed by GitHub
parent e8f9009b51
commit 884370083b
1 changed files with 34 additions and 7 deletions
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41
birdnet-pi/rootfs/custom-services.d/30-monitoring.sh
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@@ -43,12 +43,13 @@ chown -R pi:pi "$INGEST_DIR" || log_yellow "Could not change ownership for $INGE
chmod -R 755 "$INGEST_DIR" || log_yellow "Could not set permissions for $INGEST_DIR"
# Services to monitor
SERVICES=(birdnet_analysis chart_viewer spectrogram_viewer icecast2 birdnet_recording birdnet_log birdnet_stats)
SERVICES=(birdnet_analysis chart_viewer spectrogram_viewer birdnet_recording birdnet_log birdnet_stats)
# Notification settings
NOTIFICATION_INTERVAL=1800 # seconds (30 minutes)
last_notification_time=0
issue_reported=0 # 1 = an issue was reported, 0 = system is normal
declare -A SERVICE_INACTIVE_COUNT=()
# Disk usage threshold (percentage)
DISK_USAGE_THRESHOLD=95
@@ -191,20 +192,46 @@ check_queue() {
}
check_services() {
local inactive_services=()
local any_inactive=0
for service in "${SERVICES[@]}"; do
if [[ "$(systemctl is-active "$service")" != "active" ]]; then
inactive_services+=("$service")
# Increment the service's inactive counter
SERVICE_INACTIVE_COUNT["$service"]=$(( SERVICE_INACTIVE_COUNT["$service"] + 1 ))
if (( SERVICE_INACTIVE_COUNT["$service"] == 1 )); then
# First time we see it inactive in a row => Try restarting (silent recovery attempt)
log_yellow "$(date) INFO: Service '$service' is inactive. Attempting to start..."
systemctl start "$service"
any_inactive=1
elif (( SERVICE_INACTIVE_COUNT["$service"] == 2 )); then
# Second consecutive time => Send an alert
log_red "$(date) INFO: Service '$service' is still inactive after restart attempt."
apprisealert "Service '$service' remains inactive after restart attempt."
any_inactive=1
else
# If it is still inactive beyond 2 checks, keep trying or do advanced actions
log_red "$(date) INFO: Service '$service' has been inactive for ${SERVICE_INACTIVE_COUNT["$service"]} checks in a row."
any_inactive=1
fi
else
# Service is active => reset the inactive counter
if (( SERVICE_INACTIVE_COUNT["$service"] > 0 )); then
log_green "$(date) INFO: Service '$service' is back to active. Resetting counter."
fi
SERVICE_INACTIVE_COUNT["$service"]=0
fi
done
if (( ${#inactive_services[@]} == 0 )); then
# Example: "Tue Feb 4 20:18:50 CET 2025 INFO: All services are active"
if (( any_inactive == 0 )); then
log_green "$(date) INFO: All services are active"
return 0
else
log_red "$(date) INFO: Some services are NOT active: ${inactive_services[*]}"
apprisealert "One or more services inactive: ${inactive_services[*]}"
log_red "$(date) INFO: One or more services are inactive"
return 1
fi
}